6 CHEMICALS AND CHEMICAL COMPOSITIONS-NAMELY, LIGNOSULFONATES AND MODIFIED LIGNOSULFONATES; CURING AGENTS FOR CEMENT; INORGANIC CHEMICALS, SALT, GRAPHITE, LIME, BARIUM CARBONATE, BICARBONATE OF SODA, CALCIUM CHLORIDE, CAUSTIC SODA, GYPSUM, SODA ASH, SODIUM BICHROMATE; DRILLING MUD ADDITIVES-NAMELY, WEIGHTING AGENTS, DEFLOCCULANTS, FLUID LOSS CONTROL AGENTS, EMULSIFIERS, DISPERSANTS, ANTI-FOAM AGENTS, INHIBITORS, ANTI-CORROSION AGENTS, SUSPENSION AGENTS, AND CHEMICAL ADDITIVES FOR TREATING DRILLING MUDS; REFINERY AND DRILLING CHEMICALS-NAMELY, DESALTING AGENTS, CORROSION INHIBITORS, BIOCIDES, SOLVENTS, SURFACTANTS, SCALE INHIBITORS, FILM FORMING INHIBITORS, VAPOR PHASE INHIBITORS, DISPERSING AGENTS, DEFOAMERS, INHIBITORS FOR GUM AND PRECIPITATES, COLOR STABILIZERS, POLYGLYCOL DIBASIC ACID ESTERS, OXYALKYLATED ALKYLPHENOLIC RESINS, ETHOXYLATED AMINES, ENCAPSULATED COMPOUNDS, ADDITIVES FOR OIL WELL ACIDIZING AND FRACTURING ACID INHIBITORS, AND DEMULSIFIERS
Trademark: 72286275
